/Engine/Source/Editor/UnrealEd/Classes/Editor/UnrealEdEngine.h
Register a function to draw extra information when a particular component is selected
void RegisterComponentVisualizer ( [FName](API\Runtime\Core\UObject\FName) ComponentClassName, [TSharedPtr](API\Runtime\Core\Templates\TSharedPtr)< class [FComponentVisualizer](API\Editor\UnrealEd\FComponentVisualizer) > Visualizer )